Active seating cushion



FIG. 1 is a front/top perspective view of an active seating cushion, the rear/top perspective view being a mirror image;

FIG. 2 is a side view of the active seating cushion of FIG. 1, the opposite side beng a mirror image; and,

FIG. 3 is a top view of an active seating cushion.

The bottom surface of the active seating cushion is not claimed. 

CLAIM The ornamental design for an active seating cushion, as shown and described. 